That Sun in the Sky – 저 하늘에 태양이 | 121 Episodes (121 Sub)

In-Kyung (Yoon Ah-Jung) gives up studying to support her stepmother and younger stepbrother Han-Soo (Oh Seung-Yun). The stepmother sells In-Kyung to become a concubine to support her son Han-Soo. In-Kyung boards a train for Seoul after learning her fate.
In Seoul, In-Kyung goes through numerous hardships to achieve her dreams and to attain love.